#64A8DF#64A8DF

#64A8DF is a light, moderate cyan. Relative luminance 0.360; OKLCH L 70.9% C 0.107 H 244.5°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#64A8DF
RGB	rgb(100, 168, 223)
HSL	hsl(207, 66%, 63%)
HSV	hsv(207, 55%, 87%)
CMYK	cmyk(55.2%, 24.7%, 0%, 12.5%)
CIE-LAB	lab(66.55, -5.92, -34.33)
CIE-LCH	lch(66.55, 34.84, 260.21°)
OKLab	oklab(70.87% -0.0458 -0.0962)
OKLCH	oklch(70.87% 0.107 244.5)
XYZ	xyz(32.5726, 36.0395, 75.0375)
Luminance	0.3604 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A8DF #DF9B64

analogous

#64DFD8 #64A8DF #646ADF

triadic

#64A8DF #DF64A8 #A8DF64

tetradic

#64A8DF #D864DF #DF9B64 #6ADF64

square

#64A8DF #D864DF #DF9B64 #6ADF64

split-complementary

#64A8DF #DF646A #DFD864

monochromatic

#226BA6 #318CD5 #64A8DF #97C4E9 #C9E1F4

Accessibility & contrast

On white

2.56

#64A8DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#64A8DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A8DF

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A8DF	#FFFFFF	#000000	##000000
##64A8DF	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90A9E2

Deuteranopia (green-blind)

#809CDE

Tritanopia (blue-blind)

#00B5BB

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #64a8df;
/* rgb */ color: rgb(100, 168, 223);
/* oklch */ color: oklch(70.9% 0.107 244.5);

Tailwind

colors: {
  custom: {
    50: '#98c1e9',
    500: '#64a8df',
    950: '#000000',
  },
}

SCSS

$custom: #64a8df;
$custom-light: #98c1e9;
$custom-dark: #000000;

JSON

{
  "hex": "#64a8df",
  "rgb": {
    "r": 100,
    "g": 168,
    "b": 223
  },
  "hsl": {
    "h": 206.829,
    "s": 65.775,
    "l": 63.333
  },
  "oklch": {
    "l": 0.70873,
    "c": 0.10653,
    "h": 244.5
  },
  "luminance": 0.36042
}

Semantic roles & 50–950 ramp

primary

#64A8DF

secondary

#E5CDB9

accent

#6918CE

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #64A8DF

Body copy rendered with the generated semantic roles for this colour.

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